245280800

素因数分解:

$2^5\times 5^2\times {\mathrm{257}}^1\times {\mathrm{1193}}^1$

素因数の和:1470

約数の個数: 72

約数和(自身を含む): 601625556

約数和(自身を除く): 356344756

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 257, 400, 514, 800, 1028, 1193, 1285, 2056, 2386, 2570, 4112, 4772, 5140, 5965, 6425, 8224, 9544, 10280, 11930, 12850, 19088, 20560, 23860, 25700, 29825, 38176, 41120, 47720, 51400, 59650, 95440, 102800, 119300, 190880, 205600, 238600, 306601, 477200, 613202, 954400, 1226404, 1533005, 2452808, 3066010, 4905616, 6132020, 7665025, 9811232, 12264040, 15330050, 24528080, 30660100, 49056160, 61320200, 122640400, 245280800]

約数ペア:

[(1, 245280800), (2, 122640400), (4, 61320200), (5, 49056160), (8, 30660100), (10, 24528080), (16, 15330050), (20, 12264040), (25, 9811232), (32, 7665025), (40, 6132020), (50, 4905616), (80, 3066010), (100, 2452808), (160, 1533005), (200, 1226404), (257, 954400), (400, 613202), (514, 477200), (800, 306601), (1028, 238600), (1193, 205600), (1285, 190880), (2056, 119300), (2386, 102800), (2570, 95440), (4112, 59650), (4772, 51400), (5140, 47720), (5965, 41120), (6425, 38176), (8224, 29825), (9544, 25700), (10280, 23860), (11930, 20560), (12850, 19088)]